Ecology of Hyporhamphus ihi
 
Main Ref. Russell, B.C., 1983
Remarks Occurs in inshore waters. Forms schools for spawning during mid summer (Ref. 9258). Feeds mainly on larger zooplankton like mysids, crab larvae and polychaete larvae (Ref. 26966).

Aquatic zones / Water bodies

Marine - Neritic Marine - Oceanic Brackishwater Freshwater
Marine zones / Brackish and freshwater bodies
  • supra-littoral zone
  • littoral zone
  • sublittoral zone
  • epipelagic
  • mesopelagic
  • epipelagic
  • abyssopelagic
  • hadopelagic
  • estuaries/lagoons/brackish seas
  • mangroves
  • marshes/swamps
  • rivers/streams
  • lakes/ponds
  • caves
  • exclusively in caves
Highighted items on the list are where Hyporhamphus ihi may be found.

Habitat

Substrate Hard Bottom;
Substrate Ref.
Special habitats
Special habitats Ref.

Associations

Ref.
Associations schooling;
Associated with
Association remarks
Parasitism

Feeding

Feeding type mainly animals (troph. 2.8 and up)
Feeding type Ref. Russell, B.C., 1983
Feeding habit selective plankton feeding
Feeding habit Ref. Russell, B.C., 1983
Trophic Level(s)
Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition 3.20 0.26 3.15 0.28 Troph of juv./adults from 1 study.
From individual food items 3.22 0.38 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref. Russell, B.C., 1983
(e.g. 346)
(e.g. oophagy)
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